Mattress cover



FIG. 1 depicts a perspective view of the mattress cover.

FIG. 2 depicts a front plan view.

FIG. 3 depicts a back plan view.

FIG. 4 depicts a head-end side elevation view.

FIG. 5 depicts a foot-end side elevation view.

FIG. 6 depicts a first side elevation view; and,

FIG. 7 depicts a second side elevation view. 

The ornamental design for a mattress cover, as shown and described. 